usb: musb: mpfs: convert SOC_MICROCHIP_POLARFIRE to ARCH_MICROCHIP_POLARFIRE

As part of converting RISC-V SOC_FOO symbols to ARCH_FOO to match the
use of such symbols on other architectures, convert the Microchip FPGA
usb glue layer driver to use the new symbol.
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230309204452.969574-6-conor@kernel.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/musb/Kconfig

@@ -113,7 +113,7 @@ config USB_MUSB_MEDIATEK
 
 config USB_MUSB_POLARFIRE_SOC
 	tristate "Microchip PolarFire SoC platforms"
-	depends on SOC_MICROCHIP_POLARFIRE || COMPILE_TEST
+	depends on ARCH_MICROCHIP_POLARFIRE || COMPILE_TEST
 	depends on NOP_USB_XCEIV
 	select USB_MUSB_DUAL_ROLE
 	help